21246768

素因数分解:

$2^4\times 3^2\times {\mathrm{147547}}^1$

素因数の和:147561

約数の個数: 30

約数和(自身を含む): 59461844

約数和(自身を除く): 38215076

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 147547, 295094, 442641, 590188, 885282, 1180376, 1327923, 1770564, 2360752, 2655846, 3541128, 5311692, 7082256, 10623384, 21246768]

約数ペア:

[(1, 21246768), (2, 10623384), (3, 7082256), (4, 5311692), (6, 3541128), (8, 2655846), (9, 2360752), (12, 1770564), (16, 1327923), (18, 1180376), (24, 885282), (36, 590188), (48, 442641), (72, 295094), (144, 147547)]